Home / 19,334.31-26,683.56-10,838.72

Finding the Fourth Proportional to 19,334.31, 26,683.56 and 10,838.72

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Solution

The fourth proportional to 19,334.31, 26,683.56 and 10,838.72 is: 14,958.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,334.31 : 26,683.56 = 10,838.72 : x
  2. Step 2: Convert to fraction form
    19,334.31/26,683.56 = 10,838.72/x
  3. Step 3: Cross multiply
    19,334.31x = 26,683.56 × 10,838.72
  4. Step 4: Simplify right side
    19,334.31x = 289,215,581.25
  5. Step 5: Solve for x
    x = 289,215,581.25/19,334.31
  6. Step 6: Final answer
    x = 14,958.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.